2.Square recessed lights led Ultra Thin for embedded in the ceiling safe and easy to install, Energy saving , no warm-up time required

3. Long life, Save both energy and money: Degradation is less than 0.1% per 1000 hours. 50,000 hours average extremely long life reduces the repetition lamp frequency and saves you the trouble to replace it? Use 90% less energy compared to CFL, incandescent and halogen lamps, save more money to pay electric bills.

4.Difference between the colour options ：The higher the lumen figure the brighter the light but in any colour - it is effectively the light power. The higher the colour temperature the whiter the light. 3000K is more like your traditional lighting colour - slightly yellow tint. 4000K is more like natural light, 6000K is quite white.

5.We are a led light factory, if you have any problem , please don't worry , we will try our best to help you solve it